Former figure skater Mizumoto Satomi lives happily with her two daughters while running an eel restaurant with her husband, Koichi. Her daughter Yoko is an up-and-coming figure skater who trains under the guidance of Coach Takei. For her younger sister Saaya, her older sister Yoko is her idol. Satomi entrusts her unfulfilled dream to Yoko, but one day her dream is cut off. Saaya starts skating while Satomi feels guilty. Satomi and Koichi, who wish for the happiness of their daughters, are worried about Saaya, who blooms her hidden talent in the blink of an eye. And Saaya makes her promise on skates. (Source: Japanese = TV Tokyo || Translation = MyDramaList)